/
listener.go
45 lines (40 loc) · 1.17 KB
/
listener.go
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package rdapp
import (
"crypto/tls"
"fmt"
wire "github.com/jeroenrinzema/psql-wire"
"go.uber.org/zap"
)
type PostgresRedshiftProxy interface {
Run() error
}
type postgresRedshiftProxy struct {
listenAddress string
simpleQueryFn wire.SimpleQueryFn
logger *zap.Logger
}
func NewPostgresRedshiftDataAPIProxy(listenAddress string, simpleQueryFn wire.SimpleQueryFn, logger *zap.Logger) PostgresRedshiftProxy {
return &postgresRedshiftProxy{
listenAddress: listenAddress,
simpleQueryFn: simpleQueryFn,
logger: logger,
}
}
func (proxy *postgresRedshiftProxy) Run() error {
server, err := wire.NewServer(
wire.Logger(proxy.logger),
wire.SimpleQuery(proxy.simpleQueryFn),
wire.ClientAuth(tls.NoClientCert))
if err != nil {
proxy.logger.Error("error while instantiating server", zap.Error(err))
return fmt.Errorf("error while instantiating server: %w", err)
}
err = server.ListenAndServe(proxy.listenAddress)
if err != nil {
proxy.logger.Error("error while listening to listen address",
zap.String("listenAddress", proxy.listenAddress),
zap.Error(err))
return fmt.Errorf("error while listening to %s: %w", proxy.listenAddress, err)
}
return nil
}